Claude Opus 4.6 vs GPT-4o
Head to head on 15 shared benchmarks, with price, context window, and release dates.
Benchmark scores
57evals · sort by any column, ⤢ to expand fullscreen
| Model | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Claude Opus 4.6 Anthropic | 67.0% | 40.7% | 84.0% | 19.1% | 44.6% | 78.8% | 78.2% | 63.3% | 83.3% | 68.5% | 45.7% | 75.6% | 76.0% | 48.5% | 84.8% | - | - | - | - | 99.79 | 56.1% | 1.5 | - | - | 2.08 | 71.0% | - | 1223elo | 1804elo | 77.7 | - | 84.9% | 88771 | 58 | - | 69.9% | 89.3% | 88.7% | - | - | 78.5% | 48.2% | - | 86.7% | - | 93 | - | 50.0% | 51.6% | - | 44.5 | 72.0% | - | 80.6 | - | 57.6% | - | 66.5% |
| GPT-4o OpenAI | 45.9% | 0.3% | 54.3% | 2.4% | 34.3% | 55.1% | 46.1% | 70.1% | 49.0% | 57.4% | 33.3% | 21.6% | 74.5% | 8.3% | 25.1% | 18.2% | 15.0% | 6.0% | 38 | - | - | - | 0.0% | 0.33 | - | - | 6.1% | - | - | - | 96.1 | - | - | - | 0.0% | - | - | - | 30.9% | 75.9% | - | - | 10.8% | - | 74.8% | - | 54.0% | - | - | 5.71 | - | - | 61.2 | - | 0.98 | - | 32.5% | 33.4% |
2 / 2 models
| Attribute | Claude Opus 4.6 Anthropic | GPT-4o OpenAI |
|---|---|---|
| Description | Claude Opus 4.6 is an AI model from Anthropic. | GPT-4o is an AI model from OpenAI. |
| Family | Claude | GPT |
| Params | - | - |
| Open weights | closed | closed |
| License | proprietary | proprietary |
| Released | 5 Feb 2026 | 20 Nov 2024 |
| Context | 1,000,000 | 128,000 |
| Input $/1M | $5.00 | $2.50 |
| Output $/1M | $25.00 | $10.00 |
| Cache read $/1M | $0.500 | $1.250 |
| Cache write $/1M | $6.250 | - |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | text, image, file | text, image, file |
| Providers | - | - |
| Publisher | Anthropic | OpenAI |
| Reported scores | GPQA Diamond84.0% (AA) Humanity's Last Exam (HLE)19.1% (AA) SciCode45.7% (AA) τ²-bench (Tau²-bench)84.8% (AA) Terminal-Bench (Hard)48.5% (AA) | Taubench61.2 pass^1 GSM8K96.1 Accuracy ScholarSearch5.71 Social Sciences & Humanities (%) MortgageTax57.4% AIME202438 pass@1 |
FAQ
- Is Claude Opus 4.6 or GPT-4o better?
- Across the 15 benchmarks both models report on Sophon, Claude Opus 4.6 leads on 14 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do Claude Opus 4.6 and GPT-4o compare on GPQA Diamond?
- Claude Opus 4.6 scores 84.0% and GPT-4o scores 54.3% on GPQA Diamond.
- Which is cheaper, Claude Opus 4.6 or GPT-4o?
- GPT-4o is cheaper at $10.00 per million output tokens against $25.00 for Claude Opus 4.6 - about 2.5x.
- When were Claude Opus 4.6 and GPT-4o released?
- Claude Opus 4.6 was released 5 Feb 2026 by Anthropic. GPT-4o was released 20 Nov 2024 by OpenAI.
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